Cheap flights from Cardiff to Washington

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Seattle (SEA)
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How to find the cheapest flight from
Cardiff (CWL) to Washington

All the information you need to plan the best CWL to SEA flight in 2021: compare Cardiff to Washington flight prices with the expected peak season, weather and rainfall in Washington.
How far in advance should I book a flight from Cardiff to Washington?

Users have found that booking a flight from Cardiff to Washington at least 52 days early can save you up to 51% on average compared to booking a flight this week. If booking 52 days before your flight isn’t an option for you, users have found flights from Cardiff to Washington for as little as £450 when booking for a departure date within the next two weeks. You can also check prices now. Some users have found airline tickets as low as £590 for flights departing within the next 3 days.

What is the cheapest month to fly from Cardiff to Washington?

February can be a great time to fly to Washington from Cardiff with a flight ticket averaging about £398. Cheapflights users have found deals in the month of February for as cheap as £262. The most expensive prices can be found in the month of July.

Related info for your journey

Useful info, stats and facts about <span class="emphasized">Cardiff</span> to <span class="emphasized">Washington</span> flights.

Flight FAQs

From Cardiff to Washington

Are flight prices decreasing from Cardiff to Washington due to COVID-19 (coronavirus)?

At this time, Cheapflights has noticed price decreases for many domestic flights due to COVID-19. Travel is not necessarily recommended at this time, and flights may be prone to cancellation: please check with local authorities in both Cardiff and Washington for travel alerts, and be sure to review the airline's cancellation policy and travel advisories before booking. For more information, please view our post on what to know about COVID-19 (coronavirus) and travel.

How popular is this flight route?

The Cardiff Cardiff-Wales Arpt to Washington flight path was viewed by 24 users in the past month. Keep an eye out for changes in search interest prior to high and low season.

What are the most popular airlines that fly from Cardiff to Washington?

Air France, KLM and Virgin Atlantic are the most popular airlines when flying from Cardiff to Washington.

Destination information for Washington

Things to know before you go - useful duration and weather info for your trip from Cardiff to Washington.
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Airports servicing Cardiff

Airports servicing

Seattle King County/Boeing (BFI)
Bellingham (BLI)
Deer Harbor (DHB)
Wenatchee (EAT)
Eastsound Orcas Island (ESD)
Friday Harbor SPB (FBS)
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